body {
  min-width: 320px;
  max-width: 750px;
  margin: 0 auto;
}
a {
  text-decoration: none;
}
li {
  list-style: none;
}
@media screen and (min-width: 750px) {
  html {
    font-size: 37.5px !important;
  }
}
nav {
  height: 1.6rem;
  background-color: #FF8A00;
  display: flex;
}
nav a:nth-child(1) img {
  height: 1.3333rem;
  width: 2.6667rem;
  flex: 2;
  margin: 0.1333rem 1.0667rem;
}
nav a:nth-child(2) img {
  height: 1.3333rem;
  width: 0.8rem;
  flex: 1;
  margin: 0.1333rem 0 1.3333rem 1.3333rem;
}
nav a:nth-child(3) img {
  height: 1.3333rem;
  width: 0.8rem;
  flex: 1;
  margin: 0.1333rem 1.04rem;
}
.div1 {
  line-height: 1.0667rem;
  padding-left: 10px;
  border-bottom: 1px solid #aaa;
}
.div1 .s {
  font-size: 0.3733rem;
  font-weight: 700;
}
.div1 .p {
  font-size: 0.3733rem;
}
.div2 {
  line-height: 1.0667rem;
  padding-left: 10px;
  border-bottom: 1px solid #aaa;
}
.div2 .in {
  width: 5.3333rem;
  outline: none;
  border: none;
  font-size: 0.4267rem;
}
.div2 button {
  background-color: #fff;
  font-size: 0.4267rem;
  width: 2.9rem;
  height: 0.8rem;
}
.div3 {
  line-height: 1.0667rem;
  padding-left: 10px;
  border-bottom: 1px solid #aaa;
}
.div3 .put {
  width: 5.3333rem;
  outline: none;
  border: none;
  font-size: 0.4267rem;
}
.bt {
  background-color: #FF8A00;
  width: 9.5rem;
  margin-left: 10px;
  margin-top: 10px;
  font-size: 0.48rem;
  color: #fff;
  height: 1.2rem;
  outline: none;
  border: none;
}
